<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>item</title>
<script src="bundle.js"></script>
<style>
	*{ padding:0; margin:0;}
	div{ width:100px; height:100px; background:greenyellow; position:absolute; left:0; top:0;}
	.tip{width:90px; height:90px; border:5px dotted pink; position:absolute; top:0; left:0 }
</style>
</head>

<body>
	<div></div>
</body>
</html>
